This makes the up_squared board default to x86_64.
This also adds a new board, up_squared_32, for when 32-bit
is desired.
Signed-off-by: Daniel Leung <daniel.leung@intel.com>
This adds a primitive board configuration for the UP Squared board
containing Apollo Lake based Pentinum and Celeron SoC. This has
been tested on model UPS-APLP4-A10-0432.
This starts from the minnowboard configuration, and document
from galileo.
Origin: Original
Signed-off-by: Daniel Leung <daniel.leung@intel.com>